EP3030585A4 - Modified starch - Google Patents

Modified starch Download PDF

Info

Publication number
EP3030585A4
EP3030585A4 EP14835145.5A EP14835145A EP3030585A4 EP 3030585 A4 EP3030585 A4 EP 3030585A4 EP 14835145 A EP14835145 A EP 14835145A EP 3030585 A4 EP3030585 A4 EP 3030585A4
Authority
EP
European Patent Office
Prior art keywords
modified starch
starch
modified
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP14835145.5A
Other languages
German (de)
French (fr)
Other versions
EP3030585A1 (en
Inventor
Jafar Al-Hakkak
Fadia AL-HAKKAK
Nigel LARSEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Biopolymer Network Ltd
Original Assignee
Biopolymer Network Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2013902978A external-priority patent/AU2013902978A0/en
Application filed by Biopolymer Network Ltd filed Critical Biopolymer Network Ltd
Publication of EP3030585A1 publication Critical patent/EP3030585A1/en
Publication of EP3030585A4 publication Critical patent/EP3030585A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/003—Crosslinking of starch
    • C08B31/006—Crosslinking of derivatives of starch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/08—Ethers
    • C08B31/12—Ethers having alkyl or cycloalkyl radicals substituted by heteroatoms, e.g. hydroxyalkyl or carboxyalkyl starch
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/042—Gels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A61K8/732—Starch; Amylose; Amylopectin; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/003—Crosslinking of starch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08L3/04—Starch derivatives, e.g. crosslinked derivatives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • C09K8/18—Clay-containing compositions characterised by the organic compounds
    • C09K8/20—Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/10—General cosmetic use

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biochemistry (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Dispersion Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Dermatology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
EP14835145.5A 2013-08-08 2014-08-08 Modified starch Withdrawn EP3030585A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2013902978A AU2013902978A0 (en) 2013-08-08 Modified starch
PCT/IB2014/063788 WO2015019323A1 (en) 2013-08-08 2014-08-08 Modified starch

Publications (2)

Publication Number Publication Date
EP3030585A1 EP3030585A1 (en) 2016-06-15
EP3030585A4 true EP3030585A4 (en) 2017-01-18

Family

ID=52460739

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14835145.5A Withdrawn EP3030585A4 (en) 2013-08-08 2014-08-08 Modified starch

Country Status (5)

Country Link
US (1) US20160185879A1 (en)
EP (1) EP3030585A4 (en)
CN (1) CN105452300A (en)
AU (1) AU2014304044A1 (en)
WO (1) WO2015019323A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3046069B1 (en) * 2015-12-24 2018-01-19 L'oreal COMPOSITION FOR CLEANING THE SKIN
CN105777917A (en) * 2016-04-05 2016-07-20 杭州弘博新材料有限公司 Preparation method of carboxymethyl starch used for reactive dye printing
CN110079283A (en) * 2018-01-26 2019-08-02 中石化石油工程技术服务有限公司 A method of improving Environment-protecting Drilling Fluids inorganic agent temperature resistance
CN110981984A (en) * 2019-12-14 2020-04-10 湖南九典制药股份有限公司 Preparation method of high-viscosity sodium carboxymethyl starch
CN115873140A (en) * 2021-09-29 2023-03-31 天津渤海中联石油科技有限公司 Preparation method of modified starch fluid loss additive for drilling fluid

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345358A (en) * 1963-01-23 1967-10-03 Vasco Ind Corp Gel-forming polysaccharide derivatives prepared by cross esterification
CA2362006A1 (en) * 2000-11-10 2002-05-10 Groupe Lysac Inc./Lysac Group Inc. Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent
WO2008037082A1 (en) * 2006-09-25 2008-04-03 Archer-Daniels-Midland Company Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5851959A (en) * 1997-01-03 1998-12-22 Chemstar Products Company High temperature stable modified starch polymers and well drilling fluids employing same
CA2325643A1 (en) * 2000-11-10 2002-05-10 Groupe Lysac Inc./Lysac Group Inc. Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent
DE10343413A1 (en) * 2003-09-19 2005-04-14 Universität Hamburg Crosslinked, long-term stable carboxymethyl starch as absorbent for water, their use and process for their preparation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345358A (en) * 1963-01-23 1967-10-03 Vasco Ind Corp Gel-forming polysaccharide derivatives prepared by cross esterification
CA2362006A1 (en) * 2000-11-10 2002-05-10 Groupe Lysac Inc./Lysac Group Inc. Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent
WO2008037082A1 (en) * 2006-09-25 2008-04-03 Archer-Daniels-Midland Company Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015019323A1 *

Also Published As

Publication number Publication date
AU2014304044A1 (en) 2016-03-10
CN105452300A (en) 2016-03-30
WO2015019323A1 (en) 2015-02-12
US20160185879A1 (en) 2016-06-30
EP3030585A1 (en) 2016-06-15

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AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20161220

RIC1 Information provided on ipc code assigned before grant

Ipc: C08B 31/12 20060101AFI20161214BHEP

Ipc: A61Q 19/00 20060101ALI20161214BHEP

Ipc: A61K 8/73 20060101ALI20161214BHEP

Ipc: C09K 8/20 20060101ALI20161214BHEP

Ipc: A61K 8/04 20060101ALI20161214BHEP

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20170720